/**
 * Copyright (c) 2008, Andrew Carter All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer. Redistributions in binary
 * form must reproduce the above copyright notice, this list of conditions and
 * the following disclaimer in the documentation and/or other materials provided
 * with the distribution. Neither the name of Andrew Carter nor the names of
 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package com.acarter.ardor3d.jtree.treenode;

import javax.swing.Icon;

import com.acarter.ardor3d.jtree.JTreeIcon;
import com.acarter.composabletree.ComposableTreeNode;
import com.ardor3d.light.Light;
import com.ardor3d.renderer.state.LightState;

/**
 * @author Carter
 */
public class LightTreeNode implements ComposableTreeNode {

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getChild(java.lang.Object, int)
	 */
	public Object getChild(Object parent, int index) {

		if((parent != null) && (parent instanceof LightState))
			return ((LightState)parent).get(index);
		else
			return null;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getChildCount(java.lang.Object)
	 */
	public int getChildCount(Object parent) {

		int count = 0;

		if((parent != null) && (parent instanceof LightState))
			count = ((LightState)parent).getNumberOfChildren();

		return count;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getChildIndex(java.lang.Object,
	 *      java.lang.Object)
	 */
	public int getChildIndex(Object parent, Object child) {

		int index = -1;

		if((parent != null) && (parent instanceof LightState)) {

			for(int i = 0; i < ((LightState) parent).getNumberOfChildren(); i++) {

				index++;

				if(((LightState) parent).get(i).equals(child))
					break;
			}
		}

		return index;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getParent(java.lang.Object)
	 */
	public Object getParent(Object child) {

		// Lights are not aware of their parent
		return null;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getNodeClassType()
	 */
	public Class<?> getNodeClassType() {

		return Light.class;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getIcon(Object)
	 */
	public Icon getIcon(Object node) {

		if (node instanceof Light) {

			Light light = (Light) node;
			
			if (light.isEnabled()) 
				return JTreeIcon.getIcon().light;
			else
				return JTreeIcon.getIcon().lightDisabled;
		}
		
		return null;
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getNodeText(Object, boolean, boolean, boolean, int, boolean)
	 */
	public String getNodeText(Object node, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {

		if (node instanceof Light) {
			
			String className = node.getClass().getSimpleName();
			
			if(className.length() == 0)
				className = node.getClass().getName();
			
			return className;
		}
		
		return (node != null) ? node.toString() : "";
	}

	/**
	 * @see com.acarter.composabletree.ComposableTreeNode#getNodeToolTipText(Object, boolean, boolean, boolean, int, boolean)
	 */
	public String getNodeToolTipText(Object node, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {

		return (node != null) ? node.toString() : "";
	}

}
